Cardio Flashcards
Revised Jones Major Criteria
Polyarthritis Pancarditis Subcut nodules Erythema marginatum Sydenham's Chorea
Revised Jones Minor Criteria
Arthralgia
Prolonged PR interval
Pyrexia
CRP/ESR
ACEi SFx
Cough (15%)
Hyperkalaemia
Angioedema
First dose hypo
HTN regimen <55
- Ace inhibitor
- +Ca blocker
- +Thiazide
- If K+ <4.5 add Spiro, if not up Thiazides
HTN regimen >55/Afro-Carribean
- Ca blocker
- +ACE inhibitor
- +Thiazide
- If K+ <4.5 add Spiro, if not up Thiazides
Antiarrhythmics by class + action
- Procainamide/Flecainide - Na blockade
- Beta blockers
- Amiodarone - K+ blockade
- Verapamil/Diltiazem - Ca2+ blockade
Amiodarone considerations
Long half life Dirty (CYP450 inh) Lots of side effects Proarrhythmic effect Thrombophlebitic (central vein)
Amiodarone SFx (x7)
Thyroid dysfunction Thrombophlebitis Bradycardia (QT elongation) Corneal deposits Pulmonary fibrosis Liver fibrosis Peripheral neuropathy
Post MI complications
Cardiogenic shock Cardiac arrest Heart failure Tachyarrhythmia Bradyarrhythmia Dressler's syndrome LV aneurysm LV wall rupture VSD Acute MR
Contraindications to statin use
Pregnancy
Macrolide use
HF Rx
1st line: ACEi AND B Blockade (start one at a time)
2nd line: ARB/Aldosterone antagonist
3rd line: Cardiac resynchronisation therapy +- digoxin
Furosemide/Spiro for fluid overload
Influenza and pneumococcal vaccines advised
Drugs which improve mortality in stable HF
B Blockers
ACEi
Hydralazine with nitrites
Spironalactone
Signs of tricuspid regurg
PSM
Pulsatile hepatomegaly
Prominent JVP V waves
Left parasternal heave
Causes of tricuspid regurg
RV infarction
Pulmonary hypertension
Rheumatic heart disease
Infective endocarditis
Giant V waves on JVP
Tricuspid regurg
Absent A waves on JVP
AF
Cannon A waves on JVP
Complete heart block/atrial flutter
Posteroinferior MI on ECG
ST elevation in 2,3,aVF
Dominant R waves in V1 and V2
3rd degree HB (right coronary supplies AV node)
Arrhythmia Ix?
12 lead ECG +- Holter
TFTs
U&Es
FBC
Major GI bleed in pt on Warfarin Rx
STOP warfarin
Vit K 5mg IV
Prothrombin complex
Restart warfarin once bleeding stops and INR <5
Acute pericarditis features
Chest pain (better when sitting forwards) Dry cough Fever Tachypnoea Tachycardia Pericardial rub Dyspnoea
Acute pericarditis Rx
NSAIDs +- Colchicine for idiopathic/viral cases
Mitral stenosis murmur
MDM at the apex.
Mitral stenosis commonest cause
Rheumatic heart disease
Mitral stenosis Cx
AF
MI
IE
Stroke
Tricuspid regurg murmur
PSM at left sternal edge 4th space
Tricuspid regurg common in?
IVDU -> tricuspid endocarditis
Most sensitive serum marker of anaphylaxis?
Serum tryptase
Most common ECG finding of PE
Sinus tachy
PE triad
Dyspnoea
Chest pain
Haemoptysis
PE commonest clinical signs
Tachypnoea
tachycardia
Pyrexia
Crackles
PE Ix/Rx
If Wells <4 then D-Dimer
If Wells >4 then CTPA
+- LMWH
VQ scan done if pt cannot tolerate CTPA (/is allergic to contrast medium)
Most important RF for aortic dissection?
Hypertension
Classification system for aortic dissection
Stanford classification
Type A - Ascending (2/3)
Type B - Descending (1/3)
NSTEMI ECG Fx
ST depression
NSTEMI Rx
300mg Aspirine
Nitrates/Morphine
Ticagrelor (preferred to clopi now)
Eptifibatide (GP2bR antagonist)
MI secondary prevention medications (for all patients)
B blocker
ACE inhibitor
Statin
DAPT
Diabetic BP targets
If end organ damage: <130/80
Otherwise: <140/80
First line antihypertensive in diabetics
ACEi (regardless of age or ethnicity) due to renoprotective effects
Type of NIV used in acute heart failure
CPAP
Management options in acute heart failure
O2 Furosemide Opiates Vasodilators Inotropes CPAP Mechanical circulatory assistance e.g. LVAD
ECG changes in Wolf Parkinson White?
PR prolongation
Broad QRS complex with slurred ‘delta’ upstroke
LAD
VT Rx
If symptomatic (shock, MI, HF, syncope): Synchronised DC cardioversion If asymptomatic: Amiodarone, lidocaine or procainamide
Causes of QT prolongation?
Congenital causes
Drug causes: Amiodarone TCAs Class 1a antiarrhythmics SSRIs
Other causes Hypokalaemia Hypocalcaemia Hypomagnesaemia Hypothermia Acute MI Myocarditis
Coactation of the aorta Fx?
HF in infancy
Hypertension in adulthood
Radiofemoral delay
Mid systolic murmur loudest over back
Which cardiac enzyme is best when looking for re-infarction?
CK-MB as it takes 3-4 days to return to normal
How long does Troponin T take to return to normal levels?
10 days
ECG Fx of hypokalaemia
U waves (deflection after T wave) PR prolongation ST depression QT elongation Inverted/absent T waves
Which electrolyte abnormality would furosemide cause?
Hypokalaemia
Poor prognostic factors in infective endocarditis?
Staph infection
Seronegative endocarditis
Valve prosthesis
Low complement levels
Causes of a raised BNP?
Heart failure CKD with eGFR<60 PE COPD Sepsis Other cardio stuff Diabetes
What is the mechanism of flash pulmonary oedema secondary to MI?
MI leads to acute MV regurg> backflow into LV and LA > pulmonary congestion > pulmonary oedema
AR murmur characteristics
Early diastolic Loudest on expiration Loudest over aorta Radiates to 4th space High pitched and blowing Also presents with collapsing pulse and displaced apex beat
How does bifascicular block appear on ECG?
RBBB + LAD
When would you use the three-shock strategy?
In witnessed VF/pVT
Three features of autonomic neuropathy?
- Postural hypotension
- Loss of respiratory arrhythmia
- Erectile dysfunction
Causes of postural hypotension?
Hypovolaemia
Autonomic failure - Diabetes, Parkinson’s/MSA
Drugs: Diuretics, SSRIs, anti-hypertensives, LevoDOPA
Alcohol
STEMI Rx guidelines?
- All patients receive Aspirin 300mg + Clopi/Ticagrelor (PY212i)
- All should go for PCI with unfractionated heparin
- Thrombolysis (tPA e.g. alteplase) if PCI not available
ECG findings in hypothermia?
J waves (weird bit after QRS) QT prolongation First degree HB
Which vein in the leg might you use for a venous cutdown, and what is its relation to the malleoli?
Long saphenous vein which passes anterior to the medial malleolus
NSTEMI Rx guidelines?
- Aspirin + Prasugel/Ticagrelor + Nitrates/Morphine for all.
- PCI + unfractionated Hep if possible.
2a. If not, Antithrombin e.g. Fondaparinux
What is the mechanism and site of action of thiazide diuretics?
Sodium reabsorption inhibitor at the proximal end of the DCT
Thiazide diuretic side effects?
Dehydration Hyponatraemia Hypokalaemia Hypercalcaemia Postural hypotension IGT
Which infective agents cause endocarditis, and in which groups?
S. aureus: COMMONEST cause, particularly seen in IVDUs.
Strep viridans is seen after dental procedures
Staph epidermis is seen after valve surgery
Coxiella is seen in farm workers (causes Q fever)
Streptococcus bovis is seen in colorectal cancer
How long should patients with provoked PEs be anticoagulated for?
3 months
What are the first two stages in management of a narrow complex SVT?
- Valsalva manouvre
2. IV Adenosine
Management of symptomatic bradycardia?
IV Atropine (up to 3mg)
Causes of constrictive pericarditis?
- TB (esp in developing world)
- CTDs e.g. scleroderma,
- Uraemia secondary to CKD
- Radiation
Features of constrictive pericarditis?
Raised JVP Peripheral oedema Bibasal crackles Dyspnoea Hepatomegaly Kussmaul's breathing Pericardial knock (Loud S3)
Which murmur is associated with collagen disorders?
Mitral regurg
Causes of mitral regurg?
- Acutely post MI
- MV prolapse
- Infective endocarditis
- Rheumatic fever
- Congenital
How long before surgery should Warfarin patients hold their medication?
5 days
Modified Duke major criteria
Positive serology:
2x consecutive positive cultures (Staph/strep)
Coxiella/Bartonella/chlamydia positive serology
Evidence of endocardial involvement:
Positive echocardiogram
New valvular regurgitation
Modified Duke minor criteria
Pre-existing heart condition or IVDU
Microbiological evidence which does not meet major criteria
Vascular signs (Major emboli, clubbing, splenomegaly Janeway lesions, splinter haemorrhages)
Immunological signs (Roth spots, Osler’s nodes, glomerulonephritis)
Fever >38.
Diagnostic requirements for IE
2x major criteria OR
5x minor criteria OR
1x major AND 3x minor OR
Pathological criteria positive (positive histology at autopsy or cardiac surgery)
Ix for suspected PE in CKD?
V/Q scan
Rate control in AF?
- B blocker
- Ca blocker
- Digoxin
Rhythm control in AF?
Sotalol
Flecanide
Dipyridamole MOA
Platelet inhibitor which works by phosphodiesterase
Dipyridamole use?
With aspirin after acute ischaemic stroke
Does zopiclone cause orthostatic hypotension?
NO!
What is the ALS procedure for VF/VT cardiac arrest?
30:2 with defibrillator charging
Shock at >150 joules every 2 minutes, with 1mg IV adrenaline given after the third shock then every 3-5 minutes after that.
How would you manage pulseless electrical activity?
1mg adrenaline ASAP as this is not a shockable rhythm.
Continue high quality CPR
What is Wellen’s syndrome?
Precordial ‘arrowhead”T wave inversion seen in acute ischaemia in underlying unstable angina
ECG features of posterior MI?
Tall R waves in V1 and V2
What is Eisenmenger’s syndrome and what is its management?
The reversal of a left-to-right shunt due to pulmonary hypertension.
Can only be managed with a heart-lung transplant.
PND is a sign of left or right sided HF?
Left
What are the side effects of loop diuretics?
Hypokal/nat/cal/magnesaemia Ototoxicity Gout Renal impairment Hyperglycaemia
What class of medication should be given to MI patients with high cardiovascular risk who are due PCI within 96 hours of admission?
Gp11b/111a inhibitors e.g. Abciximab and Tirofiban
What is the precise site and MOA of furosemide
Na-K-Cl co transporter inhibitor in the thick ascending loop of Henle
What should you do if high suspicion of PE but delay in CTPA?
Give treatment dose of LMWH while waiting for scan
Commonest cause of S3 in under and over 30s?
Under: Physiological
Over: LHF
What heart sound does HOCM cause?
S4
How should glycaemic control be managed in post MI patients?
Stop all diabetic medications and place on sliding scale insulin infusion with regular BMs aiming for <11mmol
What is the medical management for Torsades de Pointes?
IV MgSO4.
What is the progression of ECG changes in MI?
Mins - hyperacute T waves
Mins-Hours - ST elevation
Hours- Days - Q waves
Days- months - T inversion
In which leads is it normal to see T wave inversion?
aVL, III, V1
What are the features of aortic coarctation in infants and in adults?
Infancy - HF with HTN, ESM and weak femorals
Adult - Hypertension, RF delay, mid systolic murmur
What does persistent ST elevation after an MI indicate, and what is the main concerning complication of this?
Left ventricular aneurysm which may result in thromboembolic stroke
When would you see a J wave?
In a hypothermic patient after the QRS complex
Outline the cardiac causes of syncope
Arrhythmia - brady/tachy
Structural - valvular, MI, HOCM
Other - PE
How does carotid sinus hypersensitivity cause syncope, and how is it diagnosed?
Carotid sinus massage involves massaging the carotid for 5 seconds which stimulates baroreceptors and the PNS. This increases vagal tone and SA/AV nodes resulting in a BP and HR drop. If the baroreceptor is hypersensitive - as it is in CSH - this can cause a ventricular pause, diagnostic when >3 seconds in duration
What are some causes of long QT syndrome?
Congenital - Romano Ward
Drugs - Amiodarone, sotalol, SSRIs, TCAs
Electrolyte abnormalities
What is the management of long QT syndrome?
B-blockers NOT sotalol (causes long QT)
What is the acute management of an SVT?
Valsalva manouvre/carotid sinus massage
IV adenosine if above fails (CI inasthmatics)
DC cardiovert
What investigation should patients with acute pericarditis have?
TTE
What is the ATLS management of PEA or asystole?
CPR with rhythm checks every two minutes
1mg adrenaline ASAP then every 3-5 minutes
What is the most common accompanying feature of an aortic dissection?
Hemiplegia
How do you manage a choking patient/
If patient able to talk - encourage coughing first then proceed to…
If patient unable to talk - 5 back blows then 5 abdo thrusts and repeat
What pulse is seen in LVF?
Pulsus alternans, where the upstroke varies between strong and weak
What is the target INR for patients with 1 or many occasions of VTE?
1 - INR 2.5
more than 1 - INR 3.5
What is the management ladder for angina?
Aspirin and statin as standard
GTN for acute attacks
BB or CCB next
Beta blockers should not be prescribed with verapamil (CHB)
How do you manage a broad complex tachyarrhythmia?
No adverse features - IV amiodarone
Adverse features - DC cardiovert
Name 4 CYP450 inducers
Carbamazepine
Phenytoin
Barbituates
St Johns Wart
Name 6 CYP450 inhibitors
Cipro Erythro/clarithromycin Isoniazid Cimetidine Omeprazole Amiodarone
What are the features of cardiac tamponade?
Falling BP
Rising JVP
Muffled heart sounds
(Becks triad)
Which artery is blocked in a lateral MI?
Left circumflex
What other investigation must be done before a CTPA?
CXR
What may occur in patients with an ostium secundum septal defect?
Emboli may pass from the right sided circulation the left causing a stroke
Which cardiac drug predisposes to hyperuricaemia?
Thiazides
What murmur is seen in VSD patients?
PSM with loud P2
What QRISK2 score warrants statin prescription?
> 10%
What investigation should be done in a patient with GFR 30 and a Wells score of 9?
V/Q scan (CTPA contraindicated due to contrast)
How does nicorandil work and what is it used for?
K channel activator with vasodilatory effects used in angina patients
What is the management of a patient with symptomatic Mobitz type two type two heart block?
Pacemaker insertion
What is the definitive of WPW?
Accessory pathway ablation
Kussmal sign vs pulsus paradoxus?
Kussmal sign is a rise in JVP on inspiration, while pulsus paradoxus is a drop in BP on inspiration
What are some of the side effects of beta blockers?
Bronchospasm
Insomnia/fatigue
Cold peripheries
Impotence
What should be done in the event of chest pain or haemodynamic instability following PCI for MI?
CABG - as this likely indicates that the procedure has failed and that myocardial ischaemia is continuing
Outline the NYHA HF classification
1 - no sx
2 - mild sx
3 - mod sx
4 - severe, sx at erst
You are asked to urgently review a 61-year-old female on the cardiology ward due to difficulty in breathing. On examination she has a raised JVP with bilateral fine crackles to the mid zones. Blood pressure is 100/60 mmHg and the pulse is 140-150 and irregular. ECG confirms atrial fibrillation. What is the most appropriate management?
This is a narrow complex tachycardia with HF as an ‘adverse sign’ so DC cardioversion is indicated
What should be done or patients on warfarin requiring emergency surgery?
If can wait 6-8 hours - 5mg vit K IV
If cannot wait - Four factor prothrombin complex
What is trifascicular block?
RBBB
Left axis deviation
1st degree HB
Which antihypertensives cause hyperkalaemia, and which cause hypokalaemia/
Hyper - ACEi, ARB
Hypo - Thiazides, Loop diuretics
What drug class is Indapamide?
Thiazide diuretic
What drug class is Bumetanide?
Loop diuretic
What are the common adverse effects of thiazide diuretics?
Dehydration Gout Postural hypos HypoNa HypoK HypErCa with hypocalcuria IGT Impotence
S3 indicates?
DCM in older patients
Normal if under 30
Which drugs improve mortality in HF?
ACEi
BBlockers
Spiro
Next HTN drug if already on A, C and D?
Alpha or Beta blocker
Which valve is commonly affected with IE in IVDU?
Tricuspid
What should be given to patients with major risk factors before a long haul flight?
Anti-embolic stockings
Which artery is commonly blocked in complete heart block?
the posterior interventricular artery which is a branch of the Right Coronary Artery
What is the full MOA of aspirin/
Inhibits Cox1 to reduce production of thromboxane A2
What are some poor prognostic factors in ACS?
Dev/Hx of heart failure Age>65 Peripheral vascular disease Hypotension Elevated cardiac markers
What drug type are candesartan, irbesartan etc?
ARBs
What should be done if BP is >135/85 but <150/90 at first presentation/
Ambulatory blood pressure monitoring
What should be done for a warfarin patient with major bleeding?
Stop warfarin
5mg IV Vit K
Prothrombin Complex Concentrate
What should be done for a warfarin patient with INR>8 and minor bleeding?
Stop warfarin
Give 1-3mg IV vit K and repeat after 24hrs if necessary
Restart warfarin when INR<5
What should be done for a warfarin patient with INR>8 and no bleeding?
Stop warfarin
Give 1-5mg oral vit K and repeat after 24 hrs if necessary
Restart warfarin when INR<5
What should be done for a warfarin patient with INR 5-8 and minor bleeding/
Stop warfarin
Give IV vit K 1-3mg
Restart when INR<5
WHat should be done for a warfarin patient with INR 5-8 and no bleeding?
Withhold 1-2 doses
Reduce subsequent maintenance dose
What dose of IV amiodarone is given initially in ATLS?
300mg
Which antihypertensives reduce awareness of hypoglycaemia?
Beta blockers
Which medications should MI PCI patients be discharged on?
DAPT
ACEi
Beta blocker
Statin
What agents are used for rate control of patients in fast AF?
- Atenolol
- Digoxin
- CCBs
What agents are used to maintain sinus rhythm in patients with a Hx of AF?
Sotalol
Amiodarone
Flecainide
What iatrogenic causes of Torsades de Pointes/
Amiodarone Sotalol TCAs Antipsyhotics Chloroquine Erythromycin
What is the management of TdP?
IV Magsulf
What are the features of constrictive pericarditis?
Dyspnoea
Peripheral oedema
Positive Kussmaul’s sign
Pericardial knock
What drug class are Ivabradine, Nicorandil and Ranolazine and when are they used?
Long acting nitrates used for angina when CCBs are not tolerated
Eismenger presents following VSD/ASD/PDA, with cyanosis, RV failure, haemoptysis and clubbing, but what are the ECG findings?
RV hypertrophy
OUtline the management of orthostatic hypotension
Education and lifestyle advise
Discontinuing vasoactives (nitrates, antihypertensives, neuroleptics, dopamines)
Consider Fludricortisone
What should be tried next for angina if not controlled with Beta blockade/
CCB
Which medication must be temporarily stopped while on a macrolide and why?
Statins due to increased risk of rhabdomyolysis
A 59-year-old woman presents to the emergency department complaining of a three-day history of new-onset palpitations. She has no structural or ischaemic heart disease. Her heart rate is 120bpm, and she shows no signs haemodynamic compromise. Her ECG shows an irregularly irregular rhythm with the absence of p waves. The consultant recommends elective cardioversion for this patient. Which one of these management plans is the most appropriate for this patient?
Bisoprolol and oral anticoagulant therapy for 3 weeks and then electrical cardioversion
Where and on what do loop diuretics act?
NaKCl cotransporter in the thick ascending limb of the loop of Henle
What ECG change is seen in patients with mitral stenosis?
P mitrale (L atrial hypertrophy)
Young male smoker with limb ischaemia think…
Buerger’s
Which antianginal might patients develop a tolerance to?
Isosorbide mononitrate
A 52-year-old male presents with tearing central chest pain. On examination he has an aortic regurgitation murmur. An ECG shows ST elevation in leads II, III and aVF.
Proximal aortic dissection
What should you do if you see new onset LBBB in the context of chest pain?
PCI/thrombolysis
Which drugs are used for chemical cardioversion in AF?
Amiodarone + Flecainide
What should be given in a stable SVT when adenosine 6mg fails?
Adenosine 12mg
What is the management of symptomatic bradycardia if 6 doses of atropine fails?
External pacing
What is the time limit for primary PCI?
2 hours
What are the common side effects of amiodarone?
Bradycardia Thyroid dysfunction Pulm fibrosis Hepatitis/fibrosis Jaundice Slate grey skin N&V Constipation
Atropine
Amiodarone
Adenosine
When do you use them?
Atropine is for symptomatic bradys
Amiodarone is for VT/VF
Adenosine is for SVTs
What is the MOA of LMWH?
Activates antithrombin 3
What is the BP target for T2DM?
<140/80
What is the commonest cause of mitral stenosis?
Hx of RhFever
What is the acute management of a PE?
LMWH
Unless massive PE or hypotensive in which case unfractionated heparin and thrombolysis is indicated
What is the secondary prevention of a PE?
Warfarin for 3 months (extend if unprovoked PE)
If active cancer then use LMWH for 6 months
What may cause a falsely low BNP?
ACEi
What is the protocol for a witnessed cardiac arrest while on a monitor?
Up to 3 successive shocks before CPR
What investigation is first line for stable angina?
Contrast enhanced coronary CT angiography
What access is required for administration of adenosine?
Large bore cannula in large calibre vein or (ideally) centrally
What is the MOA of alteplase?
Converts plasminogen to plasmin
When should young type 1 diabetics be offered primary CV prevention?
Older than 40 OR
Diavetic more than 10 years OR
Established nephropathy OR
Other CV riskf actors
WHat should be added to hypertensive pts already on A + C + D with a K+ <4.5?
Spiro
WHen do you use flecainide and when do you use amiodarone for chemical cardioversion of AF?
Use amiodarone if there is evidence of underlying structural disease
What class of drug is contraindicated in aortic stenosis?
NItrates
When should statin treatment be discontinued (LFTs)
If transaminases are persistently above 3 times the upper limit
Inheritence pattern of HOCM?
AD
What is the main cause of sudden death in HOCM patients?
Ventricular arrhythmia
What are the features of hypercalcaemia?
Bones stones groans moans
Shortened QT interval
What is the optimal management of an ascending aortic aneursym?
Aortic root replacement
Which valvular disease is associated with PKD?
Mitral valve prolapse
What rogue Xray thing is seen in CoA?
Notching of the inferior border of the ribs
A 65-year-old man calls an ambulance as he has central crushing chest pain that radiates to his left arm and jaw. As he arrives at the emergency department his heart rate is found to be 50/min. An ECG is performed which shows ST elevation and bradycardia with a 1st-degree heart block.
Given the history, which of the following are the leads will most likely show the ST elevation?
Inferior
What time of day should statins be taken at?
Night
What is the BP target for diabetics with signs of end organ damage?
<130/80
What regarding blood products is indicated in patients with suspected ruptured AAA?
X match 6 units
How might a DVT cause a stroke and not a PE?
ASD
Give some important side effects of furosemide
Hypotension HypoNaKMgCa -> osteoporosis Ototoxicitiy Renal impairment Gout
Give two contrainidications to statin therapy
Pregnancy
Macrolides
What condition can cause a bisferiens pulse?
HOCM
True or false ; warfarin is safe for use in breastfeeding women
True
What investigations should be done before starting a patient on amiodarone?
FBC
TFT
UNE
CXR
A 65-year-old lady with long-term type II diabetes mellitus had been suffering from recurrent falls due to orthostatic hypotension. During the table tilt test, it was noted that her systolic blood pressure reduced by 30mmHg. Her heart rate remained unchanged despite the drop in the blood pressure. She drinks a glass of wine on rare occasions.
Which of the following contributes to the lack of heart-rate response to standing in this patient?
Diabetes
Dehydration/anaemia cause an exaggerated increase in HR
What is the most common cause of death in patients following MI?
VF
What is the management of IE causing CCF?
Emergency valve replacement surgery
True or false; furosemide increases life expectancy in HF
False
What is Subclavian steal syndrome?
Posterior circulation symptoms (dizziness and vertigo) during exertion of an arm
What are the side effects of GTN sprays?
Hypotension
tachycardia
headaches
One day following a thrombolysed inferior myocardial infarction a 72-year-old man develops signs of left ventricular failure. His blood pressure drops to 100/70mmHg. On examination he has a new early-to-mid systolic murmur.
Papillary muscle rupture leading to acute mitral regurg
What are the diagnostic criteria for Osler Weber Rendu syndrome (HHT)?
Epistaxes
Telangiectasiae at multiple sites
Visceral lesions
FHx
What is the definitive management of an uncomplicated descending aortic dissection?
Beta blockade and analgesia alone
Standard post ischaemic stroke management/secondary prevention?
Asp 300 for 2 weeks then clopi 75 lifelong
A 58-year-old female on the respiratory ward was admitted with a pulmonary embolism one week ago and was started on warfarin at the time of diagnosis. She was covered with low molecular weight heparin until the INR was > 2 for 24 hours. For the past week she has been taking 4mg of warfarin and her INR four days ago was 2.2. Her INR has been checked today and is 1.3.
What is the most appropriate action to take?
Increase warfarin to 6mg and start LMWH till INR>2